package com.sky.service.impl;

import com.sky.dto.DishDTO;
import com.sky.entity.Dish;
import com.sky.entity.DishFlavor;
import com.sky.mapper.DishFlavorMapper;
import com.sky.mapper.DishMapper;
import com.sky.service.DishService;

import lombok.extern.slf4j.Slf4j;

import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@Service
@Slf4j
public class DishServiceImpl implements DishService {

    @Autowired
    private DishMapper dishMapper;

    @Autowired
    private DishFlavorMapper dishFlavorMapper;
    @Override
    @Transactional//事物 全成功或失败
    public void savewithFlavor(DishDTO dishDTO) {
        //菜品插入1条
        //口味表n条
        Dish dish = new Dish();
        BeanUtils.copyProperties(dishDTO,dish);

        dishMapper.insert(dish);

        Long dishId =dish.getId();

        List<DishFlavor> flavors = dishDTO.getFlavors();
        if (flavors!=null && flavors.size()>0){
            flavors.forEach(dishFlavor -> {
                dishFlavor.setDishId(dishId);
            });
            dishFlavorMapper.insertBatch(flavors);
        }
    }
}
